23 instances from 3 years 2018 - 3 instances Jan Feb Mar Apr May Jun 21 22 26 Jul Aug Sep Oct Nov Dec 2017 - 6 instances Jan 7 Feb Mar Apr May Jun Jul Aug Sep Oct 2 4 Oct 2, 2017 4 instances 07:56:03 07:58:31 08:05:39 20:57:43 Nov Dec 26 2016 - 14 instances Jan Feb Mar Apr May Jun 20 21 2 Jun 21, 2016 2 instances 00:04:05 00:11:41 22 Jul Aug Sep 20 4 Sep 20, 2016 4 instances 13:49:10 14:02:10 14:05:54 14:14:01 Oct 1 2 Oct 1, 2016 2 instances 20:46:28 20:59:16 4 3 Oct 4, 2016 3 instances 13:07:22 13:15:18 14:18:09 Nov Dec 30